{"product_id":"vintage-orange-yellow-glass-crystal-51884","title":"Vintage Orange \u0026 Yellow Glass Crystal Manganese Bead Necklace Green UV Reactive Glow 17” Long","description":"\u003cp\u003eVintage orange \u0026amp; yellow crystal glass bead UV reactive necklace.\u003c\/p\u003e\n\u003cp\u003eArt Deco, circa 1930’s - 1940’s.\u003c\/p\u003e\n\u003cp\u003eThis stunning necklace is made from light yellow and orange crystals beads.\u003c\/p\u003e\n\u003cp\u003eThe yellow cone beads glow a light green under UV light suggesting the presence of Manganese or Uranium.\u003c\/p\u003e\n\u003cp\u003eThis necklace has been restrung.9\u003c\/p\u003e\n\u003cp\u003eDetails - \u003c\/p\u003e\n\u003cp\u003eLength - 17”\u003cbr\u003e\nLargest bead - 15mm\u003c\/p\u003e\n\u003cp\u003eAbout Uranium Glass - \u003c\/p\u003e\n\u003cp\u003eUranium glass \/ crystals glow a vibrant, bright green under a blacklight \/ UV light.\u003cbr\u003e\nUranium, usually in Oxide Diuranate form was added to a glass mix before melting to result in a beautiful green colour. Naturally Uranium glass in direct sunlight will give of a fluorescent green colour and due to it's glowing properties under UV light Uranium glass has become highly collectible today.\u003cbr\u003e\nUranium can be found in green glass, yellow glass and even white and blue glass although the majority is green.\u003c\/p\u003e\n\u003cp\u003eAlong with Uranium jewellery you will also find some other UV reactive pieces containing Cadmium or Selenium.\u003c\/p\u003e\n\u003cp\u003ePlease take a look at my other listings for more Uranium glass and UV reactive jewellery.\u003c\/p\u003e\n\u003cp\u003eMaterials: Glass.\u003c\/p\u003e","brand":"Green Glass Gems","offers":[{"title":"Default Title","offer_id":53357136478540,"sku":null,"price":32.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0816\/8793\/7356\/files\/il_fullxfull.7248246869_rajg.jpg?v=1757942145","url":"https:\/\/millyoliver.co.uk\/products\/vintage-orange-yellow-glass-crystal-51884","provider":"Milly Oliver","version":"1.0","type":"link"}